Individual Calculations November 2009
 Johannsdottir, Johanna Bjorg  Total change: -10.35  Rating chartPersonal card
 Nordic Girls Championship U16 Stockholm SWE 2009-04-17
RcRownchangeKK*chgGame
 1716 1714 1.50 3 0.01 15 0.15 
  Bengtsson, Jessica 1730 SWE0.001-0.4815-7.20 
  Astrom, Linda 1689 SWE0.501-0.0315-0.45 
  Forsaa, Elise 1728 NOR1.0010.52157.80 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 European Youth Ch under 16 Girls Fermo ITA 2009-08-31
RcRownchangeKK*chgGame
 1841 1721 2.00 8 -0.82 15 -12.30 
  Neuhauser, Salome 2021 FRA0.001-0.1515-2.25 
  Zakoscielna, Kinga wf2089 POL0.001-0.1015-1.50 
  Aguiar, Marta Cristina 1418 POR1.0010.14152.10 
  Hughes, Rhian wf1850 SCO0.001-0.3315-4.95 
  Messina, Roberta 1900 ITA0.5010.23153.45 
  Khalafova, Narmin 1901 AZE0.001-0.2615-3.90 
  Tsarouha, Marianthi 1763 GRE0.5010.06150.90 
  Turkova, Karolina 1787 SVK0.001-0.4115-6.15 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 Skollg-NM 2009 hogstadiet Stockholm SWE 2009-09-11
RcRownchangeKK*chgGame
 1982 1721 0.50 1 0.32 15 4.80 
  Luther, Lasse 1982 DEN0.5010.32154.80 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 Icelandic Team Champ 2009-2010 2 div (r1-4) Reykjavik ISL 2009-09-25
RcRownchangeKK*chgGame
 2070 1721 0.00 1 -0.11 15 -1.65 
  Bergsson, Stefan 2070 ISL0.001-0.1115-1.65 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 Icelandic Team Champ 2009-2010 3 div (r1-4) Reykjavik ISL 2009-09-25
RcRownchangeKK*chgGame
 2106 1721 0.00 1 -0.09 15 -1.35 
  Gunnarsson, Magnus 2106 ISL0.001-0.0915-1.35 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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